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BOSTON MARATHON 2026

Nicole Casey

Bib: 15388•F

MA

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 42%
Gender (Female)
#0 / 12578
Top 27%
Masters (Masters Women)
#0 / 6862
Top 11%
Age Group (F40-44)
#0 / 1737
Top 26%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
23:24
3.11 mi
Rank: #13056
Start → 5K
23:24 | 7:32/mi
10K
46:53
6.21 mi
Rank: #13231 (-175)
5K → 10K
23:29 | 7:34/mi
15K
1:10:24
9.32 mi
Rank: #13262 (-31)
10K → 15K
23:31 | 7:35/mi
20K
1:33:52
12.43 mi
Rank: #13052 (+210)
15K → 20K
23:28 | 7:34/mi
HALF
1:38:55
13.11 mi
Rank: #13012 (+40)
20K → HALF
5:03 | 7:25/mi
25K
1:57:09
15.53 mi
Rank: #12767 (+245)
HALF → 25K
18:14 | 7:32/mi
30K
2:21:21
18.64 mi
Rank: #12568 (+199)
25K → 30K
24:12 | 7:48/mi
20M
2:31:59
20.00 mi
Rank: #12468 (+100)
30K → 20M
10:38 | 7:50/mi
21M
2:40:18
21.00 mi
Rank: #12417 (+51)
20M → 21M
8:19 | 8:19/mi
35K
2:45:58
21.75 mi
Rank: #12388 (+29)
21M → 35K
5:40 | 7:35/mi
23M
2:55:53
23.00 mi
Rank: #12337 (+51)
35K → 23M
9:55 | 7:56/mi
24M
3:03:39
24.00 mi
Rank: #12291 (+46)
23M → 24M
7:46 | 7:46/mi
40K
3:10:26
24.85 mi
Rank: #12254 (+37)
24M → 40K
6:47 | 7:57/mi
25.2M
3:13:26
25.20 mi
Rank: #12247 (+7)
40K → 25.2M
3:00 | 8:42/mi
FINISH
3:21:09
26.22 mi
Rank: #12218 (+29)
25.2M → FINISH
7:43 | 7:35/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:38:55
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:42:14
Pace7:48 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5723:247:3223:24
7:32
-
10K
6.21 mi11:18:2646:537:3323:29
7:34
+0:02
15K
9.32 mi11:41:571:10:247:3423:31
7:35
+0:01
20K
12.43 mi12:05:251:33:527:3423:28
7:34
-0:01
HALF
13.11 mi12:10:281:38:557:335:03
7:25
-0:09
25K
15.53 mi12:28:421:57:097:3318:14
7:32
+0:07
30K
18.64 mi12:52:542:21:217:3524:12
7:48
+0:16
20M
20.00 mi13:03:322:31:597:3610:38
7:50
+0:02
21M
21.00 mi13:11:512:40:187:398:19
8:19
+0:29
35K
21.75 mi13:17:312:45:587:385:40
7:35
-0:44
23M
23.00 mi13:27:262:55:537:399:55
7:56
+0:21
24M
24.00 mi13:35:123:03:397:407:46
7:46
-0:10
40K
24.85 mi13:41:593:10:267:406:47
7:57
+0:11
25.2M
25.20 mi13:44:593:13:267:413:00
8:42
+0:45
FINISH
26.22 mi13:52:423:21:097:417:43
7:35
-1:07

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:25 /mi

Average Pace

7:41 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:09:50

94% of race

Time at Steady Pace

11:19

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:40 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:54:5723:247:3223:24
7:32
#13056
10K
6.21 mi11:18:2646:537:3323:29
7:34
#13231
15K
9.32 mi11:41:571:10:247:3423:31
7:35
#13262
20K
12.43 mi12:05:251:33:527:3423:28
7:34
#13052
HALF
13.11 mi12:10:281:38:557:335:03
7:25
#13012
25K
15.53 mi12:28:421:57:097:3318:14
7:32
#12767
30K
18.64 mi12:52:542:21:217:3524:12
7:48
#12568
20M
20.00 mi13:03:322:31:597:3610:38
7:50
#12468
21M
21.00 mi13:11:512:40:187:398:19
8:19
#12417
35K
21.75 mi13:17:312:45:587:385:40
7:35
#12388
23M
23.00 mi13:27:262:55:537:399:55
7:56
#12337
24M
24.00 mi13:35:123:03:397:407:46
7:46
#12291
40K
24.85 mi13:41:593:10:267:406:47
7:57
#12254
25.2M
25.20 mi13:44:593:13:267:413:00
8:42
#12247
FINISH
26.22 mi13:52:423:21:097:417:43
7:35
#12218
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi130563520352013412(Top 46%)3809(Top 30%)3809(Top 219%)
10K6.21 mi3.10 mi13231-1753660-1403660-14013464(Top 46%)3807(Top 30%)3807(Top 219%)
15K9.32 mi3.11 mi13262-313697-373697-3713412(Top 46%)3809(Top 30%)3809(Top 219%)
20K12.43 mi3.11 mi13052+2103610+873610+8712448(Top 43%)3353(Top 27%)3353(Top 193%)
HALF13.11 mi0.68 mi13012+403593+173593+1712277(Top 42%)3182(Top 25%)3182(Top 183%)
25K15.53 mi2.42 mi12767+2453459+1343459+13411600(Top 40%)2953(Top 23%)2953(Top 170%)
30K18.64 mi3.11 mi12568+1993405+543405+5411903(Top 41%)3253(Top 26%)3253(Top 187%)
20M20.00 mi1.36 mi12468+1003376+293376+2911586(Top 40%)3199(Top 25%)3199(Top 184%)
21M21.00 mi1.00 mi12417+513373+33373+311997(Top 41%)3524(Top 28%)3524(Top 203%)
35K21.75 mi0.75 mi12388+293368+53368+511428(Top 39%)3228(Top 26%)3228(Top 186%)
23M23.00 mi1.25 mi12337+513367+13367+111945(Top 41%)3569(Top 28%)3569(Top 205%)
24M24.00 mi1.00 mi12291+463373-63373-612054(Top 42%)3728(Top 30%)3728(Top 215%)
40K24.85 mi0.85 mi12254+373369+43369+412059(Top 42%)3810(Top 30%)3810(Top 219%)
25.2M25.20 mi0.35 mi12247+73375-63375-612914(Top 44%)4302(Top 34%)4302(Top 248%)
FINISH26.22 mi1.02 mi12218+293380-53380-512014(Top 41%)3863(Top 31%)3863(Top 222%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21
+97ft-345ft

Overall

13412

Females

3809

F40-44

3809

5K→10K

3.1 - 6.2 mi

Top 46%
×5
+79ft-138ft

Overall

13464

Females

3807

F40-44

3807

10K→15K

6.2 - 9.3 mi

Top 46%
×3
+67ft-78ft

Overall

13412

Females

3809

F40-44

3809

15K→20K

9.3 - 12.4 mi

Top 43%
×5
+106ft-86ft

Overall

12448

Females

3353

F40-44

3353

20K→HALF

12.4 - 13.1 mi

Top 42%
×2
+19ft-37ft

Overall

12277

Females

3182

F40-44

3182

HALF→25K

13.1 - 15.5 mi

Top 40%
×4
+66ft-88ft

Overall

11600

Females

2953

F40-44

2953

25K→30K

15.5 - 18.6 mi

Top 41%
×9
+181ft-148ft

Overall

11903

Females

3253

F40-44

3253

30K→20M

18.6 - 20.0 mi

Top 40%
×5
+64ft-50ft

Overall

11586

Females

3199

F40-44

3199

20M→21M

20.0 - 21.0 mi

Top 41%
×8
+106ft-24ft

Overall

11997

Females

3524

F40-44

3524

21M→35K

21.0 - 21.8 mi

Top 39%
×7
+17ft-86ft

Overall

11428

Females

3228

F40-44

3228

35K→23M

21.8 - 23.0 mi

Top 41%
×5
+23ft-63ft

Overall

11945

Females

3569

F40-44

3569

23M→24M

23.0 - 24.0 mi

Top 42%
×6
+12ft-82ft

Overall

12054

Females

3728

F40-44

3728

24M→40K

24.0 - 24.9 mi

Top 42%
×1
+6ft-20ft

Overall

12059

Females

3810

F40-44

3810

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1
+13ft-16ft

Overall

12914

Females

4302

F40-44

4302

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

12014

Females

3863

F40-44

3863

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1993
Passed By
1155
Net Change
+838
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13056
5K → 10K194369-175#13056#13231
10K → 15K191222-31#13231#13262
15K → 20K26555+210#13262#13052
20K → HALF5313+40#13052#13012
HALF → 25K27833+245#13012#12767
25K → 30K28485+199#12767#12568
30K → 20M13333+100#12568#12468
20M → 21M10958+51#12468#12417
21M → 35K6637+29#12417#12388
35K → 23M11059+51#12388#12337
23M → 24M10458+46#12337#12291
24M → 40K8346+37#12291#12254
40K → 25.2M4033+7#12254#12247
25.2M → FINISH8354+29#12247#12218
TOTALS19931155+838
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing